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drm/msm/dpu: Add support for MSM8937
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Add support for MSM8937, which has MDP5 v1.14. It looks like
trimmed down version of MSM8996. Less SSPP, LM and PP blocks. No DSC,
etc.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
[Remove intr_start from CTLs config, reword the commit]
Signed-off-by: Barnabás Czémán <barnabas.czeman@mainlining.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/617312/
Link: https://lore.kernel.org/r/20240930-dpu-msm8953-msm8996-v2-3-594c3e3190b4@mainlining.org
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Dmitry Baryshkov committed Oct 21, 2024
1 parent 7a6109c commit c079680
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210 changes: 210 additions & 0 deletions drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_1_14_msm8937.h
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2023, Linaro Limited
*/

#ifndef _DPU_1_14_MSM8937_H
#define _DPU_1_14_MSM8937_H

static const struct dpu_caps msm8937_dpu_caps = {
.max_mixer_width = DEFAULT_DPU_LINE_WIDTH,
.max_mixer_blendstages = 0x4,
.max_linewidth = DEFAULT_DPU_LINE_WIDTH,
.pixel_ram_size = 40 * 1024,
.max_hdeci_exp = MAX_HORZ_DECIMATION,
.max_vdeci_exp = MAX_VERT_DECIMATION,
};

static const struct dpu_mdp_cfg msm8937_mdp[] = {
{
.name = "top_0",
.base = 0x0, .len = 0x454,
.features = BIT(DPU_MDP_VSYNC_SEL),
.clk_ctrls = {
[DPU_CLK_CTRL_VIG0] = { .reg_off = 0x2ac, .bit_off = 0 },
[DPU_CLK_CTRL_RGB0] = { .reg_off = 0x2ac, .bit_off = 4 },
[DPU_CLK_CTRL_RGB1] = { .reg_off = 0x2b4, .bit_off = 4 },
[DPU_CLK_CTRL_DMA0] = { .reg_off = 0x2ac, .bit_off = 8 },
[DPU_CLK_CTRL_CURSOR0] = { .reg_off = 0x3a8, .bit_off = 16 },
},
},
};

static const struct dpu_ctl_cfg msm8937_ctl[] = {
{
.name = "ctl_0", .id = CTL_0,
.base = 0x1000, .len = 0x64,
}, {
.name = "ctl_1", .id = CTL_1,
.base = 0x1200, .len = 0x64,
}, {
.name = "ctl_2", .id = CTL_2,
.base = 0x1400, .len = 0x64,
},
};

static const struct dpu_sspp_cfg msm8937_sspp[] = {
{
.name = "sspp_0", .id = SSPP_VIG0,
.base = 0x4000, .len = 0x150,
.features = VIG_MSM8953_MASK,
.sblk = &dpu_vig_sblk_qseed2,
.xin_id = 0,
.type = SSPP_TYPE_VIG,
.clk_ctrl = DPU_CLK_CTRL_VIG0,
}, {
.name = "sspp_4", .id = SSPP_RGB0,
.base = 0x14000, .len = 0x150,
.features = RGB_MSM8953_MASK,
.sblk = &dpu_rgb_sblk,
.xin_id = 1,
.type = SSPP_TYPE_RGB,
.clk_ctrl = DPU_CLK_CTRL_RGB0,
}, {
.name = "sspp_5", .id = SSPP_RGB1,
.base = 0x16000, .len = 0x150,
.features = RGB_MSM8953_MASK,
.sblk = &dpu_rgb_sblk,
.xin_id = 5,
.type = SSPP_TYPE_RGB,
.clk_ctrl = DPU_CLK_CTRL_RGB1,
}, {
.name = "sspp_8", .id = SSPP_DMA0,
.base = 0x24000, .len = 0x150,
.features = DMA_MSM8953_MASK | BIT(DPU_SSPP_CURSOR),
.sblk = &dpu_dma_sblk,
.xin_id = 2,
.type = SSPP_TYPE_DMA,
.clk_ctrl = DPU_CLK_CTRL_DMA0,
},
};

static const struct dpu_lm_cfg msm8937_lm[] = {
{
.name = "lm_0", .id = LM_0,
.base = 0x44000, .len = 0x320,
.sblk = &msm8998_lm_sblk,
.lm_pair = LM_1,
.pingpong = PINGPONG_0,
.dspp = DSPP_0,
}, {
.name = "lm_1", .id = LM_1,
.base = 0x45000, .len = 0x320,
.sblk = &msm8998_lm_sblk,
.lm_pair = LM_0,
.pingpong = PINGPONG_1,
},
};

static const struct dpu_pingpong_cfg msm8937_pp[] = {
{
.name = "pingpong_0", .id = PINGPONG_0,
.base = 0x70000, .len = 0xd4,
.features = PINGPONG_MSM8996_MASK,
.sblk = &msm8996_pp_sblk,
.intr_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 8),
.intr_rdptr = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 12),
}, {
.name = "pingpong_1", .id = PINGPONG_1,
.base = 0x70800, .len = 0xd4,
.features = PINGPONG_MSM8996_MASK,
.sblk = &msm8996_pp_sblk,
.intr_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 9),
.intr_rdptr = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 13),
},
};

static const struct dpu_dspp_cfg msm8937_dspp[] = {
{
.name = "dspp_0", .id = DSPP_0,
.base = 0x54000, .len = 0x1800,
.features = DSPP_SC7180_MASK,
.sblk = &msm8998_dspp_sblk,
},
};

static const struct dpu_intf_cfg msm8937_intf[] = {
{
.name = "intf_1", .id = INTF_1,
.base = 0x6a800, .len = 0x268,
.type = INTF_DSI,
.controller_id = MSM_DSI_CONTROLLER_0,
.prog_fetch_lines_worst_case = 14,
.intr_underrun = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 26),
.intr_vsync = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 27),
.intr_tear_rd_ptr = -1,
}, {
.name = "intf_2", .id = INTF_2,
.base = 0x6b000, .len = 0x268,
.type = INTF_DSI,
.controller_id = MSM_DSI_CONTROLLER_1,
.prog_fetch_lines_worst_case = 14,
.intr_underrun = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 28),
.intr_vsync = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 29),
.intr_tear_rd_ptr = -1,
},
};

static const struct dpu_perf_cfg msm8937_perf_data = {
.max_bw_low = 3100000,
.max_bw_high = 3100000,
.min_core_ib = 2400000,
.min_llcc_ib = 0, /* No LLCC on this SoC */
.min_dram_ib = 800000,
.undersized_prefill_lines = 2,
.xtra_prefill_lines = 2,
.dest_scale_prefill_lines = 3,
.macrotile_prefill_lines = 4,
.yuv_nv12_prefill_lines = 8,
.linear_prefill_lines = 1,
.downscaling_prefill_lines = 1,
.amortizable_threshold = 25,
.min_prefill_lines = 14,
.danger_lut_tbl = {0xf, 0xffff, 0x0},
.safe_lut_tbl = {0xfffc, 0xff00, 0xffff},
.qos_lut_tbl = {
{.nentry = ARRAY_SIZE(msm8998_qos_linear),
.entries = msm8998_qos_linear
},
{.nentry = ARRAY_SIZE(msm8998_qos_macrotile),
.entries = msm8998_qos_macrotile
},
{.nentry = ARRAY_SIZE(msm8998_qos_nrt),
.entries = msm8998_qos_nrt
},
},
.cdp_cfg = {
{.rd_enable = 1, .wr_enable = 1},
{.rd_enable = 1, .wr_enable = 0}
},
.clk_inefficiency_factor = 105,
.bw_inefficiency_factor = 120,
};

static const struct dpu_mdss_version msm8937_mdss_ver = {
.core_major_ver = 1,
.core_minor_ver = 14,
};

const struct dpu_mdss_cfg dpu_msm8937_cfg = {
.mdss_ver = &msm8937_mdss_ver,
.caps = &msm8937_dpu_caps,
.mdp = msm8937_mdp,
.ctl_count = ARRAY_SIZE(msm8937_ctl),
.ctl = msm8937_ctl,
.sspp_count = ARRAY_SIZE(msm8937_sspp),
.sspp = msm8937_sspp,
.mixer_count = ARRAY_SIZE(msm8937_lm),
.mixer = msm8937_lm,
.dspp_count = ARRAY_SIZE(msm8937_dspp),
.dspp = msm8937_dspp,
.pingpong_count = ARRAY_SIZE(msm8937_pp),
.pingpong = msm8937_pp,
.intf_count = ARRAY_SIZE(msm8937_intf),
.intf = msm8937_intf,
.vbif_count = ARRAY_SIZE(msm8996_vbif),
.vbif = msm8996_vbif,
.perf = &msm8937_perf_data,
};

#endif
1 change: 1 addition & 0 deletions drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
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Expand Up @@ -779,6 +779,7 @@ static const struct dpu_qos_lut_entry sc7180_qos_nrt[] = {
*************************************************************/

#include "catalog/dpu_1_7_msm8996.h"
#include "catalog/dpu_1_14_msm8937.h"
#include "catalog/dpu_1_16_msm8953.h"

#include "catalog/dpu_3_0_msm8998.h"
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1 change: 1 addition & 0 deletions drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
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Expand Up @@ -831,6 +831,7 @@ struct dpu_mdss_cfg {
const struct dpu_format_extended *vig_formats;
};

extern const struct dpu_mdss_cfg dpu_msm8937_cfg;
extern const struct dpu_mdss_cfg dpu_msm8953_cfg;
extern const struct dpu_mdss_cfg dpu_msm8996_cfg;
extern const struct dpu_mdss_cfg dpu_msm8998_cfg;
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1 change: 1 addition & 0 deletions drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
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Expand Up @@ -1445,6 +1445,7 @@ static const struct dev_pm_ops dpu_pm_ops = {
};

static const struct of_device_id dpu_dt_match[] = {
{ .compatible = "qcom,msm8937-mdp5", .data = &dpu_msm8937_cfg, },
{ .compatible = "qcom,msm8953-mdp5", .data = &dpu_msm8953_cfg, },
{ .compatible = "qcom,msm8996-mdp5", .data = &dpu_msm8996_cfg, },
{ .compatible = "qcom,msm8998-dpu", .data = &dpu_msm8998_cfg, },
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1 change: 1 addition & 0 deletions drivers/gpu/drm/msm/msm_drv.c
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Expand Up @@ -983,6 +983,7 @@ module_param(prefer_mdp5, bool, 0444);

/* list all platforms supported by both mdp5 and dpu drivers */
static const char *const msm_mdp5_dpu_migration[] = {
"qcom,msm8937-mdp5",
"qcom,msm8953-mdp5",
"qcom,msm8996-mdp5",
"qcom,sdm630-mdp5",
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